For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningBasecoat/Clearcoat Paint Systems
Warning: Exposure to isocyanates during paint preparation and
application processes can cause severe breathing problems. Read and
follow all of the instructions from the manufacturers of painting materials,
equipment, and protective gear.
All paint finish repairs of rigid exterior surfaces mus ...
Forward Lamp Wiring Harness Replacement
Preliminary Procedures
Remove the front bumper. Refer to Front Bumper Fascia Replacement.
Remove the headlamp. Refer to Headlamp Replacement.
Using a scan tool, check for DTCs.
Forward Lamp Wiring Harness
Tip
Create a work area large enough to lay out the new and old wiring
ha ...
Driver Information Center (DIC)
The DIC display is in the center of the instrument cluster. It shows the status
of many vehicle systems. The controls for the DIC are on the turn signal lever.
1. SET/CLR: Press to set, or press and hold to clear, the menu item displayed.
2. /
: Use the thumbwheel to scroll through
the it ...